1/* 2 * Copyright 2013 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 24#include <linux/pci.h> 25#include <linux/seq_file.h> 26 27#include "cikd.h" 28#include "kv_dpm.h" 29#include "r600_dpm.h" 30#include "radeon.h" 31#include "radeon_asic.h" 32 33#define KV_MAX_DEEPSLEEP_DIVIDER_ID 5 34#define KV_MINIMUM_ENGINE_CLOCK 800 35#define SMC_RAM_END 0x40000 36 37static int kv_enable_nb_dpm(struct radeon_device *rdev, 38 bool enable); 39static void kv_init_graphics_levels(struct radeon_device *rdev); 40static int kv_calculate_ds_divider(struct radeon_device *rdev); 41static int kv_calculate_nbps_level_settings(struct radeon_device *rdev); 42static int kv_calculate_dpm_settings(struct radeon_device *rdev); 43static void kv_enable_new_levels(struct radeon_device *rdev); 44static void kv_program_nbps_index_settings(struct radeon_device *rdev, 45 struct radeon_ps *new_rps); 46static int kv_set_enabled_level(struct radeon_device *rdev, u32 level); 47static int kv_set_enabled_levels(struct radeon_device *rdev); 48static int kv_force_dpm_highest(struct radeon_device *rdev); 49static int kv_force_dpm_lowest(struct radeon_device *rdev); 50static void kv_apply_state_adjust_rules(struct radeon_device *rdev, 51 struct radeon_ps *new_rps, 52 struct radeon_ps *old_rps); 53static int kv_set_thermal_temperature_range(struct radeon_device *rdev, 54 int min_temp, int max_temp); 55static int kv_init_fps_limits(struct radeon_device *rdev); 56 57void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate); 58static void kv_dpm_powergate_vce(struct radeon_device *rdev, bool gate); 59static void kv_dpm_powergate_samu(struct radeon_device *rdev, bool gate); 60static void kv_dpm_powergate_acp(struct radeon_device *rdev, bool gate); 61 62extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev); 63extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev); 64extern void cik_update_cg(struct radeon_device *rdev, 65 u32 block, bool enable); 66 67static const struct kv_pt_config_reg didt_config_kv[] = 68{ 69 { 0x10, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 70 { 0x10, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 71 { 0x10, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 72 { 0x10, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 73 { 0x11, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 74 { 0x11, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 75 { 0x11, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 76 { 0x11, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 77 { 0x12, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 78 { 0x12, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 79 { 0x12, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 80 { 0x12, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 81 { 0x2, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, 82 { 0x2, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, 83 { 0x2, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, 84 { 0x1, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 85 { 0x1, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 86 { 0x0, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 87 { 0x30, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 88 { 0x30, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 89 { 0x30, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 90 { 0x30, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 91 { 0x31, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 92 { 0x31, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 93 { 0x31, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 94 { 0x31, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 95 { 0x32, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 96 { 0x32, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 97 { 0x32, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 98 { 0x32, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 99 { 0x22, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, 100 { 0x22, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, 101 { 0x22, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, 102 { 0x21, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 103 { 0x21, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 104 { 0x20, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 105 { 0x50, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 106 { 0x50, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 107 { 0x50, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 108 { 0x50, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 109 { 0x51, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 110 { 0x51, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 111 { 0x51, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 112 { 0x51, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 113 { 0x52, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 114 { 0x52, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 115 { 0x52, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 116 { 0x52, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 117 { 0x42, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, 118 { 0x42, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, 119 { 0x42, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, 120 { 0x41, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 121 { 0x41, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 122 { 0x40, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 123 { 0x70, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 124 { 0x70, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 125 { 0x70, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 126 { 0x70, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 127 { 0x71, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 128 { 0x71, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 129 { 0x71, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 130 { 0x71, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 131 { 0x72, 0x000000ff, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 132 { 0x72, 0x0000ff00, 8, 0x0, KV_CONFIGREG_DIDT_IND }, 133 { 0x72, 0x00ff0000, 16, 0x0, KV_CONFIGREG_DIDT_IND }, 134 { 0x72, 0xff000000, 24, 0x0, KV_CONFIGREG_DIDT_IND }, 135 { 0x62, 0x00003fff, 0, 0x4, KV_CONFIGREG_DIDT_IND }, 136 { 0x62, 0x03ff0000, 16, 0x80, KV_CONFIGREG_DIDT_IND }, 137 { 0x62, 0x78000000, 27, 0x3, KV_CONFIGREG_DIDT_IND }, 138 { 0x61, 0x0000ffff, 0, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 139 { 0x61, 0xffff0000, 16, 0x3FFF, KV_CONFIGREG_DIDT_IND }, 140 { 0x60, 0x00000001, 0, 0x0, KV_CONFIGREG_DIDT_IND }, 141 { 0xFFFFFFFF } 142}; 143 144static struct kv_ps *kv_get_ps(struct radeon_ps *rps) 145{ 146 struct kv_ps *ps = rps->ps_priv; 147 148 return ps; 149} 150 151static struct kv_power_info *kv_get_pi(struct radeon_device *rdev) 152{ 153 struct kv_power_info *pi = rdev->pm.dpm.priv; 154 155 return pi; 156} 157 158static int kv_program_pt_config_registers(struct radeon_device *rdev, 159 const struct kv_pt_config_reg *cac_config_regs) 160{ 161 const struct kv_pt_config_reg *config_regs = cac_config_regs; 162 u32 data; 163 u32 cache = 0; 164 165 if (config_regs == NULL) 166 return -EINVAL; 167 168 while (config_regs->offset != 0xFFFFFFFF) { 169 if (config_regs->type == KV_CONFIGREG_CACHE) { 170 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask); 171 } else { 172 switch (config_regs->type) { 173 case KV_CONFIGREG_SMC_IND: 174 data = RREG32_SMC(config_regs->offset); 175 break; 176 case KV_CONFIGREG_DIDT_IND: 177 data = RREG32_DIDT(config_regs->offset); 178 break; 179 default: 180 data = RREG32(config_regs->offset << 2); 181 break; 182 } 183 184 data &= ~config_regs->mask; 185 data |= ((config_regs->value << config_regs->shift) & config_regs->mask); 186 data |= cache; 187 cache = 0; 188 189 switch (config_regs->type) { 190 case KV_CONFIGREG_SMC_IND: 191 WREG32_SMC(config_regs->offset, data); 192 break; 193 case KV_CONFIGREG_DIDT_IND: 194 WREG32_DIDT(config_regs->offset, data); 195 break; 196 default: 197 WREG32(config_regs->offset << 2, data); 198 break; 199 } 200 } 201 config_regs++; 202 } 203 204 return 0; 205} 206 207static void kv_do_enable_didt(struct radeon_device *rdev, bool enable) 208{ 209 struct kv_power_info *pi = kv_get_pi(rdev); 210 u32 data; 211 212 if (pi->caps_sq_ramping) { 213 data = RREG32_DIDT(DIDT_SQ_CTRL0); 214 if (enable) 215 data |= DIDT_CTRL_EN; 216 else 217 data &= ~DIDT_CTRL_EN; 218 WREG32_DIDT(DIDT_SQ_CTRL0, data); 219 } 220 221 if (pi->caps_db_ramping) { 222 data = RREG32_DIDT(DIDT_DB_CTRL0); 223 if (enable) 224 data |= DIDT_CTRL_EN; 225 else 226 data &= ~DIDT_CTRL_EN; 227 WREG32_DIDT(DIDT_DB_CTRL0, data); 228 } 229 230 if (pi->caps_td_ramping) { 231 data = RREG32_DIDT(DIDT_TD_CTRL0); 232 if (enable) 233 data |= DIDT_CTRL_EN; 234 else 235 data &= ~DIDT_CTRL_EN; 236 WREG32_DIDT(DIDT_TD_CTRL0, data); 237 } 238 239 if (pi->caps_tcp_ramping) { 240 data = RREG32_DIDT(DIDT_TCP_CTRL0); 241 if (enable) 242 data |= DIDT_CTRL_EN; 243 else 244 data &= ~DIDT_CTRL_EN; 245 WREG32_DIDT(DIDT_TCP_CTRL0, data); 246 } 247} 248 249static int kv_enable_didt(struct radeon_device *rdev, bool enable) 250{ 251 struct kv_power_info *pi = kv_get_pi(rdev); 252 int ret; 253 254 if (pi->caps_sq_ramping || 255 pi->caps_db_ramping || 256 pi->caps_td_ramping || 257 pi->caps_tcp_ramping) { 258 cik_enter_rlc_safe_mode(rdev); 259 260 if (enable) { 261 ret = kv_program_pt_config_registers(rdev, didt_config_kv); 262 if (ret) { 263 cik_exit_rlc_safe_mode(rdev); 264 return ret; 265 } 266 } 267 268 kv_do_enable_didt(rdev, enable); 269 270 cik_exit_rlc_safe_mode(rdev); 271 } 272 273 return 0; 274} 275 276static int kv_enable_smc_cac(struct radeon_device *rdev, bool enable) 277{ 278 struct kv_power_info *pi = kv_get_pi(rdev); 279 int ret = 0; 280 281 if (pi->caps_cac) { 282 if (enable) { 283 ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_EnableCac); 284 if (ret) 285 pi->cac_enabled = false; 286 else 287 pi->cac_enabled = true; 288 } else if (pi->cac_enabled) { 289 kv_notify_message_to_smu(rdev, PPSMC_MSG_DisableCac); 290 pi->cac_enabled = false; 291 } 292 } 293 294 return ret; 295} 296 297static int kv_process_firmware_header(struct radeon_device *rdev) 298{ 299 struct kv_power_info *pi = kv_get_pi(rdev); 300 u32 tmp; 301 int ret; 302 303 ret = kv_read_smc_sram_dword(rdev, SMU7_FIRMWARE_HEADER_LOCATION + 304 offsetof(SMU7_Firmware_Header, DpmTable), 305 &tmp, pi->sram_end); 306 307 if (ret == 0) 308 pi->dpm_table_start = tmp; 309 310 ret = kv_read_smc_sram_dword(rdev, SMU7_FIRMWARE_HEADER_LOCATION + 311 offsetof(SMU7_Firmware_Header, SoftRegisters), 312 &tmp, pi->sram_end); 313 314 if (ret == 0) 315 pi->soft_regs_start = tmp; 316 317 return ret; 318} 319 320static int kv_enable_dpm_voltage_scaling(struct radeon_device *rdev) 321{ 322 struct kv_power_info *pi = kv_get_pi(rdev); 323 int ret; 324 325 pi->graphics_voltage_change_enable = 1; 326 327 ret = kv_copy_bytes_to_smc(rdev, 328 pi->dpm_table_start + 329 offsetof(SMU7_Fusion_DpmTable, GraphicsVoltageChangeEnable), 330 &pi->graphics_voltage_change_enable, 331 sizeof(u8), pi->sram_end); 332 333 return ret; 334} 335 336static int kv_set_dpm_interval(struct radeon_device *rdev) 337{ 338 struct kv_power_info *pi = kv_get_pi(rdev); 339 int ret; 340 341 pi->graphics_interval = 1; 342 343 ret = kv_copy_bytes_to_smc(rdev, 344 pi->dpm_table_start + 345 offsetof(SMU7_Fusion_DpmTable, GraphicsInterval), 346 &pi->graphics_interval, 347 sizeof(u8), pi->sram_end); 348 349 return ret; 350} 351 352static int kv_set_dpm_boot_state(struct radeon_device *rdev) 353{ 354 struct kv_power_info *pi = kv_get_pi(rdev); 355 int ret; 356 357 ret = kv_copy_bytes_to_smc(rdev, 358 pi->dpm_table_start + 359 offsetof(SMU7_Fusion_DpmTable, GraphicsBootLevel), 360 &pi->graphics_boot_level, 361 sizeof(u8), pi->sram_end); 362 363 return ret; 364} 365 366static void kv_program_vc(struct radeon_device *rdev) 367{ 368 WREG32_SMC(CG_FTV_0, 0x3FFFC100); 369} 370 371static void kv_clear_vc(struct radeon_device *rdev) 372{ 373 WREG32_SMC(CG_FTV_0, 0); 374} 375 376static int kv_set_divider_value(struct radeon_device *rdev, 377 u32 index, u32 sclk) 378{ 379 struct kv_power_info *pi = kv_get_pi(rdev); 380 struct atom_clock_dividers dividers; 381 int ret; 382 383 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 384 sclk, false, ÷rs); 385 if (ret) 386 return ret; 387 388 pi->graphics_level[index].SclkDid = (u8)dividers.post_div; 389 pi->graphics_level[index].SclkFrequency = cpu_to_be32(sclk); 390 391 return 0; 392} 393 394static u32 kv_convert_vid2_to_vid7(struct radeon_device *rdev, 395 struct sumo_vid_mapping_table *vid_mapping_table, 396 u32 vid_2bit) 397{ 398 struct radeon_clock_voltage_dependency_table *vddc_sclk_table = 399 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 400 u32 i; 401 402 if (vddc_sclk_table && vddc_sclk_table->count) { 403 if (vid_2bit < vddc_sclk_table->count) 404 return vddc_sclk_table->entries[vid_2bit].v; 405 else 406 return vddc_sclk_table->entries[vddc_sclk_table->count - 1].v; 407 } else { 408 for (i = 0; i < vid_mapping_table->num_entries; i++) { 409 if (vid_mapping_table->entries[i].vid_2bit == vid_2bit) 410 return vid_mapping_table->entries[i].vid_7bit; 411 } 412 return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_7bit; 413 } 414} 415 416static u32 kv_convert_vid7_to_vid2(struct radeon_device *rdev, 417 struct sumo_vid_mapping_table *vid_mapping_table, 418 u32 vid_7bit) 419{ 420 struct radeon_clock_voltage_dependency_table *vddc_sclk_table = 421 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 422 u32 i; 423 424 if (vddc_sclk_table && vddc_sclk_table->count) { 425 for (i = 0; i < vddc_sclk_table->count; i++) { 426 if (vddc_sclk_table->entries[i].v == vid_7bit) 427 return i; 428 } 429 return vddc_sclk_table->count - 1; 430 } else { 431 for (i = 0; i < vid_mapping_table->num_entries; i++) { 432 if (vid_mapping_table->entries[i].vid_7bit == vid_7bit) 433 return vid_mapping_table->entries[i].vid_2bit; 434 } 435 436 return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_2bit; 437 } 438} 439 440static u16 kv_convert_8bit_index_to_voltage(struct radeon_device *rdev, 441 u16 voltage) 442{ 443 return 6200 - (voltage * 25); 444} 445 446static u16 kv_convert_2bit_index_to_voltage(struct radeon_device *rdev, 447 u32 vid_2bit) 448{ 449 struct kv_power_info *pi = kv_get_pi(rdev); 450 u32 vid_8bit = kv_convert_vid2_to_vid7(rdev, 451 &pi->sys_info.vid_mapping_table, 452 vid_2bit); 453 454 return kv_convert_8bit_index_to_voltage(rdev, (u16)vid_8bit); 455} 456 457 458static int kv_set_vid(struct radeon_device *rdev, u32 index, u32 vid) 459{ 460 struct kv_power_info *pi = kv_get_pi(rdev); 461 462 pi->graphics_level[index].VoltageDownH = (u8)pi->voltage_drop_t; 463 pi->graphics_level[index].MinVddNb = 464 cpu_to_be32(kv_convert_2bit_index_to_voltage(rdev, vid)); 465 466 return 0; 467} 468 469static int kv_set_at(struct radeon_device *rdev, u32 index, u32 at) 470{ 471 struct kv_power_info *pi = kv_get_pi(rdev); 472 473 pi->graphics_level[index].AT = cpu_to_be16((u16)at); 474 475 return 0; 476} 477 478static void kv_dpm_power_level_enable(struct radeon_device *rdev, 479 u32 index, bool enable) 480{ 481 struct kv_power_info *pi = kv_get_pi(rdev); 482 483 pi->graphics_level[index].EnabledForActivity = enable ? 1 : 0; 484} 485 486static void kv_start_dpm(struct radeon_device *rdev) 487{ 488 u32 tmp = RREG32_SMC(GENERAL_PWRMGT); 489 490 tmp |= GLOBAL_PWRMGT_EN; 491 WREG32_SMC(GENERAL_PWRMGT, tmp); 492 493 kv_smc_dpm_enable(rdev, true); 494} 495 496static void kv_stop_dpm(struct radeon_device *rdev) 497{ 498 kv_smc_dpm_enable(rdev, false); 499} 500 501static void kv_start_am(struct radeon_device *rdev) 502{ 503 u32 sclk_pwrmgt_cntl = RREG32_SMC(SCLK_PWRMGT_CNTL); 504 505 sclk_pwrmgt_cntl &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT); 506 sclk_pwrmgt_cntl |= DYNAMIC_PM_EN; 507 508 WREG32_SMC(SCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl); 509} 510 511static void kv_reset_am(struct radeon_device *rdev) 512{ 513 u32 sclk_pwrmgt_cntl = RREG32_SMC(SCLK_PWRMGT_CNTL); 514 515 sclk_pwrmgt_cntl |= (RESET_SCLK_CNT | RESET_BUSY_CNT); 516 517 WREG32_SMC(SCLK_PWRMGT_CNTL, sclk_pwrmgt_cntl); 518} 519 520static int kv_freeze_sclk_dpm(struct radeon_device *rdev, bool freeze) 521{ 522 return kv_notify_message_to_smu(rdev, freeze ? 523 PPSMC_MSG_SCLKDPM_FreezeLevel : PPSMC_MSG_SCLKDPM_UnfreezeLevel); 524} 525 526static int kv_force_lowest_valid(struct radeon_device *rdev) 527{ 528 return kv_force_dpm_lowest(rdev); 529} 530 531static int kv_unforce_levels(struct radeon_device *rdev) 532{ 533 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) 534 return kv_notify_message_to_smu(rdev, PPSMC_MSG_NoForcedLevel); 535 else 536 return kv_set_enabled_levels(rdev); 537} 538 539static int kv_update_sclk_t(struct radeon_device *rdev) 540{ 541 struct kv_power_info *pi = kv_get_pi(rdev); 542 u32 low_sclk_interrupt_t = 0; 543 int ret = 0; 544 545 if (pi->caps_sclk_throttle_low_notification) { 546 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t); 547 548 ret = kv_copy_bytes_to_smc(rdev, 549 pi->dpm_table_start + 550 offsetof(SMU7_Fusion_DpmTable, LowSclkInterruptT), 551 (u8 *)&low_sclk_interrupt_t, 552 sizeof(u32), pi->sram_end); 553 } 554 return ret; 555} 556 557static int kv_program_bootup_state(struct radeon_device *rdev) 558{ 559 struct kv_power_info *pi = kv_get_pi(rdev); 560 u32 i; 561 struct radeon_clock_voltage_dependency_table *table = 562 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 563 564 if (table && table->count) { 565 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { 566 if (table->entries[i].clk == pi->boot_pl.sclk) 567 break; 568 } 569 570 pi->graphics_boot_level = (u8)i; 571 kv_dpm_power_level_enable(rdev, i, true); 572 } else { 573 struct sumo_sclk_voltage_mapping_table *table = 574 &pi->sys_info.sclk_voltage_mapping_table; 575 576 if (table->num_max_dpm_entries == 0) 577 return -EINVAL; 578 579 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { 580 if (table->entries[i].sclk_frequency == pi->boot_pl.sclk) 581 break; 582 } 583 584 pi->graphics_boot_level = (u8)i; 585 kv_dpm_power_level_enable(rdev, i, true); 586 } 587 return 0; 588} 589 590static int kv_enable_auto_thermal_throttling(struct radeon_device *rdev) 591{ 592 struct kv_power_info *pi = kv_get_pi(rdev); 593 int ret; 594 595 pi->graphics_therm_throttle_enable = 1; 596 597 ret = kv_copy_bytes_to_smc(rdev, 598 pi->dpm_table_start + 599 offsetof(SMU7_Fusion_DpmTable, GraphicsThermThrottleEnable), 600 &pi->graphics_therm_throttle_enable, 601 sizeof(u8), pi->sram_end); 602 603 return ret; 604} 605 606static int kv_upload_dpm_settings(struct radeon_device *rdev) 607{ 608 struct kv_power_info *pi = kv_get_pi(rdev); 609 int ret; 610 611 ret = kv_copy_bytes_to_smc(rdev, 612 pi->dpm_table_start + 613 offsetof(SMU7_Fusion_DpmTable, GraphicsLevel), 614 (u8 *)&pi->graphics_level, 615 sizeof(SMU7_Fusion_GraphicsLevel) * SMU7_MAX_LEVELS_GRAPHICS, 616 pi->sram_end); 617 618 if (ret) 619 return ret; 620 621 ret = kv_copy_bytes_to_smc(rdev, 622 pi->dpm_table_start + 623 offsetof(SMU7_Fusion_DpmTable, GraphicsDpmLevelCount), 624 &pi->graphics_dpm_level_count, 625 sizeof(u8), pi->sram_end); 626 627 return ret; 628} 629 630static u32 kv_get_clock_difference(u32 a, u32 b) 631{ 632 return (a >= b) ? a - b : b - a; 633} 634 635static u32 kv_get_clk_bypass(struct radeon_device *rdev, u32 clk) 636{ 637 struct kv_power_info *pi = kv_get_pi(rdev); 638 u32 value; 639 640 if (pi->caps_enable_dfs_bypass) { 641 if (kv_get_clock_difference(clk, 40000) < 200) 642 value = 3; 643 else if (kv_get_clock_difference(clk, 30000) < 200) 644 value = 2; 645 else if (kv_get_clock_difference(clk, 20000) < 200) 646 value = 7; 647 else if (kv_get_clock_difference(clk, 15000) < 200) 648 value = 6; 649 else if (kv_get_clock_difference(clk, 10000) < 200) 650 value = 8; 651 else 652 value = 0; 653 } else { 654 value = 0; 655 } 656 657 return value; 658} 659 660static int kv_populate_uvd_table(struct radeon_device *rdev) 661{ 662 struct kv_power_info *pi = kv_get_pi(rdev); 663 struct radeon_uvd_clock_voltage_dependency_table *table = 664 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table; 665 struct atom_clock_dividers dividers; 666 int ret; 667 u32 i; 668 669 if (table == NULL || table->count == 0) 670 return 0; 671 672 pi->uvd_level_count = 0; 673 for (i = 0; i < table->count; i++) { 674 if (pi->high_voltage_t && 675 (pi->high_voltage_t < table->entries[i].v)) 676 break; 677 678 pi->uvd_level[i].VclkFrequency = cpu_to_be32(table->entries[i].vclk); 679 pi->uvd_level[i].DclkFrequency = cpu_to_be32(table->entries[i].dclk); 680 pi->uvd_level[i].MinVddNb = cpu_to_be16(table->entries[i].v); 681 682 pi->uvd_level[i].VClkBypassCntl = 683 (u8)kv_get_clk_bypass(rdev, table->entries[i].vclk); 684 pi->uvd_level[i].DClkBypassCntl = 685 (u8)kv_get_clk_bypass(rdev, table->entries[i].dclk); 686 687 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 688 table->entries[i].vclk, false, ÷rs); 689 if (ret) 690 return ret; 691 pi->uvd_level[i].VclkDivider = (u8)dividers.post_div; 692 693 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 694 table->entries[i].dclk, false, ÷rs); 695 if (ret) 696 return ret; 697 pi->uvd_level[i].DclkDivider = (u8)dividers.post_div; 698 699 pi->uvd_level_count++; 700 } 701 702 ret = kv_copy_bytes_to_smc(rdev, 703 pi->dpm_table_start + 704 offsetof(SMU7_Fusion_DpmTable, UvdLevelCount), 705 (u8 *)&pi->uvd_level_count, 706 sizeof(u8), pi->sram_end); 707 if (ret) 708 return ret; 709 710 pi->uvd_interval = 1; 711 712 ret = kv_copy_bytes_to_smc(rdev, 713 pi->dpm_table_start + 714 offsetof(SMU7_Fusion_DpmTable, UVDInterval), 715 &pi->uvd_interval, 716 sizeof(u8), pi->sram_end); 717 if (ret) 718 return ret; 719 720 ret = kv_copy_bytes_to_smc(rdev, 721 pi->dpm_table_start + 722 offsetof(SMU7_Fusion_DpmTable, UvdLevel), 723 (u8 *)&pi->uvd_level, 724 sizeof(SMU7_Fusion_UvdLevel) * SMU7_MAX_LEVELS_UVD, 725 pi->sram_end); 726 727 return ret; 728 729} 730 731static int kv_populate_vce_table(struct radeon_device *rdev) 732{ 733 struct kv_power_info *pi = kv_get_pi(rdev); 734 int ret; 735 u32 i; 736 struct radeon_vce_clock_voltage_dependency_table *table = 737 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 738 struct atom_clock_dividers dividers; 739 740 if (table == NULL || table->count == 0) 741 return 0; 742 743 pi->vce_level_count = 0; 744 for (i = 0; i < table->count; i++) { 745 if (pi->high_voltage_t && 746 pi->high_voltage_t < table->entries[i].v) 747 break; 748 749 pi->vce_level[i].Frequency = cpu_to_be32(table->entries[i].evclk); 750 pi->vce_level[i].MinVoltage = cpu_to_be16(table->entries[i].v); 751 752 pi->vce_level[i].ClkBypassCntl = 753 (u8)kv_get_clk_bypass(rdev, table->entries[i].evclk); 754 755 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 756 table->entries[i].evclk, false, ÷rs); 757 if (ret) 758 return ret; 759 pi->vce_level[i].Divider = (u8)dividers.post_div; 760 761 pi->vce_level_count++; 762 } 763 764 ret = kv_copy_bytes_to_smc(rdev, 765 pi->dpm_table_start + 766 offsetof(SMU7_Fusion_DpmTable, VceLevelCount), 767 (u8 *)&pi->vce_level_count, 768 sizeof(u8), 769 pi->sram_end); 770 if (ret) 771 return ret; 772 773 pi->vce_interval = 1; 774 775 ret = kv_copy_bytes_to_smc(rdev, 776 pi->dpm_table_start + 777 offsetof(SMU7_Fusion_DpmTable, VCEInterval), 778 (u8 *)&pi->vce_interval, 779 sizeof(u8), 780 pi->sram_end); 781 if (ret) 782 return ret; 783 784 ret = kv_copy_bytes_to_smc(rdev, 785 pi->dpm_table_start + 786 offsetof(SMU7_Fusion_DpmTable, VceLevel), 787 (u8 *)&pi->vce_level, 788 sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_VCE, 789 pi->sram_end); 790 791 return ret; 792} 793 794static int kv_populate_samu_table(struct radeon_device *rdev) 795{ 796 struct kv_power_info *pi = kv_get_pi(rdev); 797 struct radeon_clock_voltage_dependency_table *table = 798 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table; 799 struct atom_clock_dividers dividers; 800 int ret; 801 u32 i; 802 803 if (table == NULL || table->count == 0) 804 return 0; 805 806 pi->samu_level_count = 0; 807 for (i = 0; i < table->count; i++) { 808 if (pi->high_voltage_t && 809 pi->high_voltage_t < table->entries[i].v) 810 break; 811 812 pi->samu_level[i].Frequency = cpu_to_be32(table->entries[i].clk); 813 pi->samu_level[i].MinVoltage = cpu_to_be16(table->entries[i].v); 814 815 pi->samu_level[i].ClkBypassCntl = 816 (u8)kv_get_clk_bypass(rdev, table->entries[i].clk); 817 818 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 819 table->entries[i].clk, false, ÷rs); 820 if (ret) 821 return ret; 822 pi->samu_level[i].Divider = (u8)dividers.post_div; 823 824 pi->samu_level_count++; 825 } 826 827 ret = kv_copy_bytes_to_smc(rdev, 828 pi->dpm_table_start + 829 offsetof(SMU7_Fusion_DpmTable, SamuLevelCount), 830 (u8 *)&pi->samu_level_count, 831 sizeof(u8), 832 pi->sram_end); 833 if (ret) 834 return ret; 835 836 pi->samu_interval = 1; 837 838 ret = kv_copy_bytes_to_smc(rdev, 839 pi->dpm_table_start + 840 offsetof(SMU7_Fusion_DpmTable, SAMUInterval), 841 (u8 *)&pi->samu_interval, 842 sizeof(u8), 843 pi->sram_end); 844 if (ret) 845 return ret; 846 847 ret = kv_copy_bytes_to_smc(rdev, 848 pi->dpm_table_start + 849 offsetof(SMU7_Fusion_DpmTable, SamuLevel), 850 (u8 *)&pi->samu_level, 851 sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_SAMU, 852 pi->sram_end); 853 if (ret) 854 return ret; 855 856 return ret; 857} 858 859 860static int kv_populate_acp_table(struct radeon_device *rdev) 861{ 862 struct kv_power_info *pi = kv_get_pi(rdev); 863 struct radeon_clock_voltage_dependency_table *table = 864 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; 865 struct atom_clock_dividers dividers; 866 int ret; 867 u32 i; 868 869 if (table == NULL || table->count == 0) 870 return 0; 871 872 pi->acp_level_count = 0; 873 for (i = 0; i < table->count; i++) { 874 pi->acp_level[i].Frequency = cpu_to_be32(table->entries[i].clk); 875 pi->acp_level[i].MinVoltage = cpu_to_be16(table->entries[i].v); 876 877 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 878 table->entries[i].clk, false, ÷rs); 879 if (ret) 880 return ret; 881 pi->acp_level[i].Divider = (u8)dividers.post_div; 882 883 pi->acp_level_count++; 884 } 885 886 ret = kv_copy_bytes_to_smc(rdev, 887 pi->dpm_table_start + 888 offsetof(SMU7_Fusion_DpmTable, AcpLevelCount), 889 (u8 *)&pi->acp_level_count, 890 sizeof(u8), 891 pi->sram_end); 892 if (ret) 893 return ret; 894 895 pi->acp_interval = 1; 896 897 ret = kv_copy_bytes_to_smc(rdev, 898 pi->dpm_table_start + 899 offsetof(SMU7_Fusion_DpmTable, ACPInterval), 900 (u8 *)&pi->acp_interval, 901 sizeof(u8), 902 pi->sram_end); 903 if (ret) 904 return ret; 905 906 ret = kv_copy_bytes_to_smc(rdev, 907 pi->dpm_table_start + 908 offsetof(SMU7_Fusion_DpmTable, AcpLevel), 909 (u8 *)&pi->acp_level, 910 sizeof(SMU7_Fusion_ExtClkLevel) * SMU7_MAX_LEVELS_ACP, 911 pi->sram_end); 912 if (ret) 913 return ret; 914 915 return ret; 916} 917 918static void kv_calculate_dfs_bypass_settings(struct radeon_device *rdev) 919{ 920 struct kv_power_info *pi = kv_get_pi(rdev); 921 u32 i; 922 struct radeon_clock_voltage_dependency_table *table = 923 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 924 925 if (table && table->count) { 926 for (i = 0; i < pi->graphics_dpm_level_count; i++) { 927 if (pi->caps_enable_dfs_bypass) { 928 if (kv_get_clock_difference(table->entries[i].clk, 40000) < 200) 929 pi->graphics_level[i].ClkBypassCntl = 3; 930 else if (kv_get_clock_difference(table->entries[i].clk, 30000) < 200) 931 pi->graphics_level[i].ClkBypassCntl = 2; 932 else if (kv_get_clock_difference(table->entries[i].clk, 26600) < 200) 933 pi->graphics_level[i].ClkBypassCntl = 7; 934 else if (kv_get_clock_difference(table->entries[i].clk , 20000) < 200) 935 pi->graphics_level[i].ClkBypassCntl = 6; 936 else if (kv_get_clock_difference(table->entries[i].clk , 10000) < 200) 937 pi->graphics_level[i].ClkBypassCntl = 8; 938 else 939 pi->graphics_level[i].ClkBypassCntl = 0; 940 } else { 941 pi->graphics_level[i].ClkBypassCntl = 0; 942 } 943 } 944 } else { 945 struct sumo_sclk_voltage_mapping_table *table = 946 &pi->sys_info.sclk_voltage_mapping_table; 947 for (i = 0; i < pi->graphics_dpm_level_count; i++) { 948 if (pi->caps_enable_dfs_bypass) { 949 if (kv_get_clock_difference(table->entries[i].sclk_frequency, 40000) < 200) 950 pi->graphics_level[i].ClkBypassCntl = 3; 951 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 30000) < 200) 952 pi->graphics_level[i].ClkBypassCntl = 2; 953 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 26600) < 200) 954 pi->graphics_level[i].ClkBypassCntl = 7; 955 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 20000) < 200) 956 pi->graphics_level[i].ClkBypassCntl = 6; 957 else if (kv_get_clock_difference(table->entries[i].sclk_frequency, 10000) < 200) 958 pi->graphics_level[i].ClkBypassCntl = 8; 959 else 960 pi->graphics_level[i].ClkBypassCntl = 0; 961 } else { 962 pi->graphics_level[i].ClkBypassCntl = 0; 963 } 964 } 965 } 966} 967 968static int kv_enable_ulv(struct radeon_device *rdev, bool enable) 969{ 970 return kv_notify_message_to_smu(rdev, enable ? 971 PPSMC_MSG_EnableULV : PPSMC_MSG_DisableULV); 972} 973 974static void kv_reset_acp_boot_level(struct radeon_device *rdev) 975{ 976 struct kv_power_info *pi = kv_get_pi(rdev); 977 978 pi->acp_boot_level = 0xff; 979} 980 981static void kv_update_current_ps(struct radeon_device *rdev, 982 struct radeon_ps *rps) 983{ 984 struct kv_ps *new_ps = kv_get_ps(rps); 985 struct kv_power_info *pi = kv_get_pi(rdev); 986 987 pi->current_rps = *rps; 988 pi->current_ps = *new_ps; 989 pi->current_rps.ps_priv = &pi->current_ps; 990} 991 992static void kv_update_requested_ps(struct radeon_device *rdev, 993 struct radeon_ps *rps) 994{ 995 struct kv_ps *new_ps = kv_get_ps(rps); 996 struct kv_power_info *pi = kv_get_pi(rdev); 997 998 pi->requested_rps = *rps; 999 pi->requested_ps = *new_ps; 1000 pi->requested_rps.ps_priv = &pi->requested_ps; 1001} 1002 1003void kv_dpm_enable_bapm(struct radeon_device *rdev, bool enable) 1004{ 1005 struct kv_power_info *pi = kv_get_pi(rdev); 1006 int ret; 1007 1008 if (pi->bapm_enable) { 1009 ret = kv_smc_bapm_enable(rdev, enable); 1010 if (ret) 1011 DRM_ERROR("kv_smc_bapm_enable failed\n"); 1012 } 1013} 1014 1015static void kv_enable_thermal_int(struct radeon_device *rdev, bool enable) 1016{ 1017 u32 thermal_int; 1018 1019 thermal_int = RREG32_SMC(CG_THERMAL_INT_CTRL); 1020 if (enable) 1021 thermal_int |= THERM_INTH_MASK | THERM_INTL_MASK; 1022 else 1023 thermal_int &= ~(THERM_INTH_MASK | THERM_INTL_MASK); 1024 WREG32_SMC(CG_THERMAL_INT_CTRL, thermal_int); 1025 1026} 1027 1028int kv_dpm_enable(struct radeon_device *rdev) 1029{ 1030 struct kv_power_info *pi = kv_get_pi(rdev); 1031 int ret; 1032 1033 ret = kv_process_firmware_header(rdev); 1034 if (ret) { 1035 DRM_ERROR("kv_process_firmware_header failed\n"); 1036 return ret; 1037 } 1038 kv_init_fps_limits(rdev); 1039 kv_init_graphics_levels(rdev); 1040 ret = kv_program_bootup_state(rdev); 1041 if (ret) { 1042 DRM_ERROR("kv_program_bootup_state failed\n"); 1043 return ret; 1044 } 1045 kv_calculate_dfs_bypass_settings(rdev); 1046 ret = kv_upload_dpm_settings(rdev); 1047 if (ret) { 1048 DRM_ERROR("kv_upload_dpm_settings failed\n"); 1049 return ret; 1050 } 1051 ret = kv_populate_uvd_table(rdev); 1052 if (ret) { 1053 DRM_ERROR("kv_populate_uvd_table failed\n"); 1054 return ret; 1055 } 1056 ret = kv_populate_vce_table(rdev); 1057 if (ret) { 1058 DRM_ERROR("kv_populate_vce_table failed\n"); 1059 return ret; 1060 } 1061 ret = kv_populate_samu_table(rdev); 1062 if (ret) { 1063 DRM_ERROR("kv_populate_samu_table failed\n"); 1064 return ret; 1065 } 1066 ret = kv_populate_acp_table(rdev); 1067 if (ret) { 1068 DRM_ERROR("kv_populate_acp_table failed\n"); 1069 return ret; 1070 } 1071 kv_program_vc(rdev); 1072 1073 kv_start_am(rdev); 1074 if (pi->enable_auto_thermal_throttling) { 1075 ret = kv_enable_auto_thermal_throttling(rdev); 1076 if (ret) { 1077 DRM_ERROR("kv_enable_auto_thermal_throttling failed\n"); 1078 return ret; 1079 } 1080 } 1081 ret = kv_enable_dpm_voltage_scaling(rdev); 1082 if (ret) { 1083 DRM_ERROR("kv_enable_dpm_voltage_scaling failed\n"); 1084 return ret; 1085 } 1086 ret = kv_set_dpm_interval(rdev); 1087 if (ret) { 1088 DRM_ERROR("kv_set_dpm_interval failed\n"); 1089 return ret; 1090 } 1091 ret = kv_set_dpm_boot_state(rdev); 1092 if (ret) { 1093 DRM_ERROR("kv_set_dpm_boot_state failed\n"); 1094 return ret; 1095 } 1096 ret = kv_enable_ulv(rdev, true); 1097 if (ret) { 1098 DRM_ERROR("kv_enable_ulv failed\n"); 1099 return ret; 1100 } 1101 kv_start_dpm(rdev); 1102 ret = kv_enable_didt(rdev, true); 1103 if (ret) { 1104 DRM_ERROR("kv_enable_didt failed\n"); 1105 return ret; 1106 } 1107 ret = kv_enable_smc_cac(rdev, true); 1108 if (ret) { 1109 DRM_ERROR("kv_enable_smc_cac failed\n"); 1110 return ret; 1111 } 1112 1113 kv_reset_acp_boot_level(rdev); 1114 1115 ret = kv_smc_bapm_enable(rdev, false); 1116 if (ret) { 1117 DRM_ERROR("kv_smc_bapm_enable failed\n"); 1118 return ret; 1119 } 1120 1121 kv_update_current_ps(rdev, rdev->pm.dpm.boot_ps); 1122 1123 return ret; 1124} 1125 1126int kv_dpm_late_enable(struct radeon_device *rdev) 1127{ 1128 int ret = 0; 1129 1130 if (rdev->irq.installed && 1131 r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { 1132 ret = kv_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); 1133 if (ret) { 1134 DRM_ERROR("kv_set_thermal_temperature_range failed\n"); 1135 return ret; 1136 } 1137 kv_enable_thermal_int(rdev, true); 1138 } 1139 1140 /* powerdown unused blocks for now */ 1141 kv_dpm_powergate_acp(rdev, true); 1142 kv_dpm_powergate_samu(rdev, true); 1143 kv_dpm_powergate_vce(rdev, true); 1144 kv_dpm_powergate_uvd(rdev, true); 1145 1146 return ret; 1147} 1148 1149void kv_dpm_disable(struct radeon_device *rdev) 1150{ 1151 kv_smc_bapm_enable(rdev, false); 1152 1153 if (rdev->family == CHIP_MULLINS) 1154 kv_enable_nb_dpm(rdev, false); 1155 1156 /* powerup blocks */ 1157 kv_dpm_powergate_acp(rdev, false); 1158 kv_dpm_powergate_samu(rdev, false); 1159 kv_dpm_powergate_vce(rdev, false); 1160 kv_dpm_powergate_uvd(rdev, false); 1161 1162 kv_enable_smc_cac(rdev, false); 1163 kv_enable_didt(rdev, false); 1164 kv_clear_vc(rdev); 1165 kv_stop_dpm(rdev); 1166 kv_enable_ulv(rdev, false); 1167 kv_reset_am(rdev); 1168 kv_enable_thermal_int(rdev, false); 1169 1170 kv_update_current_ps(rdev, rdev->pm.dpm.boot_ps); 1171} 1172 1173static void kv_init_sclk_t(struct radeon_device *rdev) 1174{ 1175 struct kv_power_info *pi = kv_get_pi(rdev); 1176 1177 pi->low_sclk_interrupt_t = 0; 1178} 1179 1180static int kv_init_fps_limits(struct radeon_device *rdev) 1181{ 1182 struct kv_power_info *pi = kv_get_pi(rdev); 1183 int ret = 0; 1184 1185 if (pi->caps_fps) { 1186 u16 tmp; 1187 1188 tmp = 45; 1189 pi->fps_high_t = cpu_to_be16(tmp); 1190 ret = kv_copy_bytes_to_smc(rdev, 1191 pi->dpm_table_start + 1192 offsetof(SMU7_Fusion_DpmTable, FpsHighT), 1193 (u8 *)&pi->fps_high_t, 1194 sizeof(u16), pi->sram_end); 1195 1196 tmp = 30; 1197 pi->fps_low_t = cpu_to_be16(tmp); 1198 1199 ret = kv_copy_bytes_to_smc(rdev, 1200 pi->dpm_table_start + 1201 offsetof(SMU7_Fusion_DpmTable, FpsLowT), 1202 (u8 *)&pi->fps_low_t, 1203 sizeof(u16), pi->sram_end); 1204 1205 } 1206 return ret; 1207} 1208 1209static void kv_init_powergate_state(struct radeon_device *rdev) 1210{ 1211 struct kv_power_info *pi = kv_get_pi(rdev); 1212 1213 pi->uvd_power_gated = false; 1214 pi->vce_power_gated = false; 1215 pi->samu_power_gated = false; 1216 pi->acp_power_gated = false; 1217 1218} 1219 1220static int kv_enable_uvd_dpm(struct radeon_device *rdev, bool enable) 1221{ 1222 return kv_notify_message_to_smu(rdev, enable ? 1223 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable); 1224} 1225 1226static int kv_enable_vce_dpm(struct radeon_device *rdev, bool enable) 1227{ 1228 return kv_notify_message_to_smu(rdev, enable ? 1229 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable); 1230} 1231 1232static int kv_enable_samu_dpm(struct radeon_device *rdev, bool enable) 1233{ 1234 return kv_notify_message_to_smu(rdev, enable ? 1235 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable); 1236} 1237 1238static int kv_enable_acp_dpm(struct radeon_device *rdev, bool enable) 1239{ 1240 return kv_notify_message_to_smu(rdev, enable ? 1241 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable); 1242} 1243 1244static int kv_update_uvd_dpm(struct radeon_device *rdev, bool gate) 1245{ 1246 struct kv_power_info *pi = kv_get_pi(rdev); 1247 struct radeon_uvd_clock_voltage_dependency_table *table = 1248 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table; 1249 int ret; 1250 u32 mask; 1251 1252 if (!gate) { 1253 if (table->count) 1254 pi->uvd_boot_level = table->count - 1; 1255 else 1256 pi->uvd_boot_level = 0; 1257 1258 if (!pi->caps_uvd_dpm || pi->caps_stable_p_state) { 1259 mask = 1 << pi->uvd_boot_level; 1260 } else { 1261 mask = 0x1f; 1262 } 1263 1264 ret = kv_copy_bytes_to_smc(rdev, 1265 pi->dpm_table_start + 1266 offsetof(SMU7_Fusion_DpmTable, UvdBootLevel), 1267 (uint8_t *)&pi->uvd_boot_level, 1268 sizeof(u8), pi->sram_end); 1269 if (ret) 1270 return ret; 1271 1272 kv_send_msg_to_smc_with_parameter(rdev, 1273 PPSMC_MSG_UVDDPM_SetEnabledMask, 1274 mask); 1275 } 1276 1277 return kv_enable_uvd_dpm(rdev, !gate); 1278} 1279 1280static u8 kv_get_vce_boot_level(struct radeon_device *rdev, u32 evclk) 1281{ 1282 u8 i; 1283 struct radeon_vce_clock_voltage_dependency_table *table = 1284 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 1285 1286 for (i = 0; i < table->count; i++) { 1287 if (table->entries[i].evclk >= evclk) 1288 break; 1289 } 1290 1291 return i; 1292} 1293 1294static int kv_update_vce_dpm(struct radeon_device *rdev, 1295 struct radeon_ps *radeon_new_state, 1296 struct radeon_ps *radeon_current_state) 1297{ 1298 struct kv_power_info *pi = kv_get_pi(rdev); 1299 struct radeon_vce_clock_voltage_dependency_table *table = 1300 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 1301 int ret; 1302 1303 if (radeon_new_state->evclk > 0 && radeon_current_state->evclk == 0) { 1304 kv_dpm_powergate_vce(rdev, false); 1305 /* turn the clocks on when encoding */ 1306 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false); 1307 if (pi->caps_stable_p_state) 1308 pi->vce_boot_level = table->count - 1; 1309 else 1310 pi->vce_boot_level = kv_get_vce_boot_level(rdev, radeon_new_state->evclk); 1311 1312 ret = kv_copy_bytes_to_smc(rdev, 1313 pi->dpm_table_start + 1314 offsetof(SMU7_Fusion_DpmTable, VceBootLevel), 1315 (u8 *)&pi->vce_boot_level, 1316 sizeof(u8), 1317 pi->sram_end); 1318 if (ret) 1319 return ret; 1320 1321 if (pi->caps_stable_p_state) 1322 kv_send_msg_to_smc_with_parameter(rdev, 1323 PPSMC_MSG_VCEDPM_SetEnabledMask, 1324 (1 << pi->vce_boot_level)); 1325 1326 kv_enable_vce_dpm(rdev, true); 1327 } else if (radeon_new_state->evclk == 0 && radeon_current_state->evclk > 0) { 1328 kv_enable_vce_dpm(rdev, false); 1329 /* turn the clocks off when not encoding */ 1330 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true); 1331 kv_dpm_powergate_vce(rdev, true); 1332 } 1333 1334 return 0; 1335} 1336 1337static int kv_update_samu_dpm(struct radeon_device *rdev, bool gate) 1338{ 1339 struct kv_power_info *pi = kv_get_pi(rdev); 1340 struct radeon_clock_voltage_dependency_table *table = 1341 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table; 1342 int ret; 1343 1344 if (!gate) { 1345 if (pi->caps_stable_p_state) 1346 pi->samu_boot_level = table->count - 1; 1347 else 1348 pi->samu_boot_level = 0; 1349 1350 ret = kv_copy_bytes_to_smc(rdev, 1351 pi->dpm_table_start + 1352 offsetof(SMU7_Fusion_DpmTable, SamuBootLevel), 1353 (u8 *)&pi->samu_boot_level, 1354 sizeof(u8), 1355 pi->sram_end); 1356 if (ret) 1357 return ret; 1358 1359 if (pi->caps_stable_p_state) 1360 kv_send_msg_to_smc_with_parameter(rdev, 1361 PPSMC_MSG_SAMUDPM_SetEnabledMask, 1362 (1 << pi->samu_boot_level)); 1363 } 1364 1365 return kv_enable_samu_dpm(rdev, !gate); 1366} 1367 1368static u8 kv_get_acp_boot_level(struct radeon_device *rdev) 1369{ 1370 u8 i; 1371 struct radeon_clock_voltage_dependency_table *table = 1372 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; 1373 1374 for (i = 0; i < table->count; i++) { 1375 if (table->entries[i].clk >= 0) /* XXX */ 1376 break; 1377 } 1378 1379 if (i >= table->count) 1380 i = table->count - 1; 1381 1382 return i; 1383} 1384 1385static void kv_update_acp_boot_level(struct radeon_device *rdev) 1386{ 1387 struct kv_power_info *pi = kv_get_pi(rdev); 1388 u8 acp_boot_level; 1389 1390 if (!pi->caps_stable_p_state) { 1391 acp_boot_level = kv_get_acp_boot_level(rdev); 1392 if (acp_boot_level != pi->acp_boot_level) { 1393 pi->acp_boot_level = acp_boot_level; 1394 kv_send_msg_to_smc_with_parameter(rdev, 1395 PPSMC_MSG_ACPDPM_SetEnabledMask, 1396 (1 << pi->acp_boot_level)); 1397 } 1398 } 1399} 1400 1401static int kv_update_acp_dpm(struct radeon_device *rdev, bool gate) 1402{ 1403 struct kv_power_info *pi = kv_get_pi(rdev); 1404 struct radeon_clock_voltage_dependency_table *table = 1405 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; 1406 int ret; 1407 1408 if (!gate) { 1409 if (pi->caps_stable_p_state) 1410 pi->acp_boot_level = table->count - 1; 1411 else 1412 pi->acp_boot_level = kv_get_acp_boot_level(rdev); 1413 1414 ret = kv_copy_bytes_to_smc(rdev, 1415 pi->dpm_table_start + 1416 offsetof(SMU7_Fusion_DpmTable, AcpBootLevel), 1417 (u8 *)&pi->acp_boot_level, 1418 sizeof(u8), 1419 pi->sram_end); 1420 if (ret) 1421 return ret; 1422 1423 if (pi->caps_stable_p_state) 1424 kv_send_msg_to_smc_with_parameter(rdev, 1425 PPSMC_MSG_ACPDPM_SetEnabledMask, 1426 (1 << pi->acp_boot_level)); 1427 } 1428 1429 return kv_enable_acp_dpm(rdev, !gate); 1430} 1431 1432void kv_dpm_powergate_uvd(struct radeon_device *rdev, bool gate) 1433{ 1434 struct kv_power_info *pi = kv_get_pi(rdev); 1435 1436 if (pi->uvd_power_gated == gate) 1437 return; 1438 1439 pi->uvd_power_gated = gate; 1440 1441 if (gate) { 1442 if (pi->caps_uvd_pg) { 1443 uvd_v1_0_stop(rdev); 1444 cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, false); 1445 } 1446 kv_update_uvd_dpm(rdev, gate); 1447 if (pi->caps_uvd_pg) 1448 kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerOFF); 1449 } else { 1450 if (pi->caps_uvd_pg) { 1451 kv_notify_message_to_smu(rdev, PPSMC_MSG_UVDPowerON); 1452 uvd_v4_2_resume(rdev); 1453 uvd_v1_0_start(rdev); 1454 cik_update_cg(rdev, RADEON_CG_BLOCK_UVD, true); 1455 } 1456 kv_update_uvd_dpm(rdev, gate); 1457 } 1458} 1459 1460static void kv_dpm_powergate_vce(struct radeon_device *rdev, bool gate) 1461{ 1462 struct kv_power_info *pi = kv_get_pi(rdev); 1463 1464 if (pi->vce_power_gated == gate) 1465 return; 1466 1467 pi->vce_power_gated = gate; 1468 1469 if (gate) { 1470 if (pi->caps_vce_pg) { 1471 /* XXX do we need a vce_v1_0_stop() ? */ 1472 kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerOFF); 1473 } 1474 } else { 1475 if (pi->caps_vce_pg) { 1476 kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerON); 1477 vce_v2_0_resume(rdev); 1478 vce_v1_0_start(rdev); 1479 } 1480 } 1481} 1482 1483static void kv_dpm_powergate_samu(struct radeon_device *rdev, bool gate) 1484{ 1485 struct kv_power_info *pi = kv_get_pi(rdev); 1486 1487 if (pi->samu_power_gated == gate) 1488 return; 1489 1490 pi->samu_power_gated = gate; 1491 1492 if (gate) { 1493 kv_update_samu_dpm(rdev, true); 1494 if (pi->caps_samu_pg) 1495 kv_notify_message_to_smu(rdev, PPSMC_MSG_SAMPowerOFF); 1496 } else { 1497 if (pi->caps_samu_pg) 1498 kv_notify_message_to_smu(rdev, PPSMC_MSG_SAMPowerON); 1499 kv_update_samu_dpm(rdev, false); 1500 } 1501} 1502 1503static void kv_dpm_powergate_acp(struct radeon_device *rdev, bool gate) 1504{ 1505 struct kv_power_info *pi = kv_get_pi(rdev); 1506 1507 if (pi->acp_power_gated == gate) 1508 return; 1509 1510 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) 1511 return; 1512 1513 pi->acp_power_gated = gate; 1514 1515 if (gate) { 1516 kv_update_acp_dpm(rdev, true); 1517 if (pi->caps_acp_pg) 1518 kv_notify_message_to_smu(rdev, PPSMC_MSG_ACPPowerOFF); 1519 } else { 1520 if (pi->caps_acp_pg) 1521 kv_notify_message_to_smu(rdev, PPSMC_MSG_ACPPowerON); 1522 kv_update_acp_dpm(rdev, false); 1523 } 1524} 1525 1526static void kv_set_valid_clock_range(struct radeon_device *rdev, 1527 struct radeon_ps *new_rps) 1528{ 1529 struct kv_ps *new_ps = kv_get_ps(new_rps); 1530 struct kv_power_info *pi = kv_get_pi(rdev); 1531 u32 i; 1532 struct radeon_clock_voltage_dependency_table *table = 1533 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 1534 1535 if (table && table->count) { 1536 for (i = 0; i < pi->graphics_dpm_level_count; i++) { 1537 if ((table->entries[i].clk >= new_ps->levels[0].sclk) || 1538 (i == (pi->graphics_dpm_level_count - 1))) { 1539 pi->lowest_valid = i; 1540 break; 1541 } 1542 } 1543 1544 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { 1545 if (table->entries[i].clk <= new_ps->levels[new_ps->num_levels - 1].sclk) 1546 break; 1547 } 1548 pi->highest_valid = i; 1549 1550 if (pi->lowest_valid > pi->highest_valid) { 1551 if ((new_ps->levels[0].sclk - table->entries[pi->highest_valid].clk) > 1552 (table->entries[pi->lowest_valid].clk - new_ps->levels[new_ps->num_levels - 1].sclk)) 1553 pi->highest_valid = pi->lowest_valid; 1554 else 1555 pi->lowest_valid = pi->highest_valid; 1556 } 1557 } else { 1558 struct sumo_sclk_voltage_mapping_table *table = 1559 &pi->sys_info.sclk_voltage_mapping_table; 1560 1561 for (i = 0; i < (int)pi->graphics_dpm_level_count; i++) { 1562 if (table->entries[i].sclk_frequency >= new_ps->levels[0].sclk || 1563 i == (int)(pi->graphics_dpm_level_count - 1)) { 1564 pi->lowest_valid = i; 1565 break; 1566 } 1567 } 1568 1569 for (i = pi->graphics_dpm_level_count - 1; i > 0; i--) { 1570 if (table->entries[i].sclk_frequency <= 1571 new_ps->levels[new_ps->num_levels - 1].sclk) 1572 break; 1573 } 1574 pi->highest_valid = i; 1575 1576 if (pi->lowest_valid > pi->highest_valid) { 1577 if ((new_ps->levels[0].sclk - 1578 table->entries[pi->highest_valid].sclk_frequency) > 1579 (table->entries[pi->lowest_valid].sclk_frequency - 1580 new_ps->levels[new_ps->num_levels -1].sclk)) 1581 pi->highest_valid = pi->lowest_valid; 1582 else 1583 pi->lowest_valid = pi->highest_valid; 1584 } 1585 } 1586} 1587 1588static int kv_update_dfs_bypass_settings(struct radeon_device *rdev, 1589 struct radeon_ps *new_rps) 1590{ 1591 struct kv_ps *new_ps = kv_get_ps(new_rps); 1592 struct kv_power_info *pi = kv_get_pi(rdev); 1593 int ret = 0; 1594 u8 clk_bypass_cntl; 1595 1596 if (pi->caps_enable_dfs_bypass) { 1597 clk_bypass_cntl = new_ps->need_dfs_bypass ? 1598 pi->graphics_level[pi->graphics_boot_level].ClkBypassCntl : 0; 1599 ret = kv_copy_bytes_to_smc(rdev, 1600 (pi->dpm_table_start + 1601 offsetof(SMU7_Fusion_DpmTable, GraphicsLevel) + 1602 (pi->graphics_boot_level * sizeof(SMU7_Fusion_GraphicsLevel)) + 1603 offsetof(SMU7_Fusion_GraphicsLevel, ClkBypassCntl)), 1604 &clk_bypass_cntl, 1605 sizeof(u8), pi->sram_end); 1606 } 1607 1608 return ret; 1609} 1610 1611static int kv_enable_nb_dpm(struct radeon_device *rdev, 1612 bool enable) 1613{ 1614 struct kv_power_info *pi = kv_get_pi(rdev); 1615 int ret = 0; 1616 1617 if (enable) { 1618 if (pi->enable_nb_dpm && !pi->nb_dpm_enabled) { 1619 ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_NBDPM_Enable); 1620 if (ret == 0) 1621 pi->nb_dpm_enabled = true; 1622 } 1623 } else { 1624 if (pi->enable_nb_dpm && pi->nb_dpm_enabled) { 1625 ret = kv_notify_message_to_smu(rdev, PPSMC_MSG_NBDPM_Disable); 1626 if (ret == 0) 1627 pi->nb_dpm_enabled = false; 1628 } 1629 } 1630 1631 return ret; 1632} 1633 1634int kv_dpm_force_performance_level(struct radeon_device *rdev, 1635 enum radeon_dpm_forced_level level) 1636{ 1637 int ret; 1638 1639 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { 1640 ret = kv_force_dpm_highest(rdev); 1641 if (ret) 1642 return ret; 1643 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { 1644 ret = kv_force_dpm_lowest(rdev); 1645 if (ret) 1646 return ret; 1647 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { 1648 ret = kv_unforce_levels(rdev); 1649 if (ret) 1650 return ret; 1651 } 1652 1653 rdev->pm.dpm.forced_level = level; 1654 1655 return 0; 1656} 1657 1658int kv_dpm_pre_set_power_state(struct radeon_device *rdev) 1659{ 1660 struct kv_power_info *pi = kv_get_pi(rdev); 1661 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps; 1662 struct radeon_ps *new_ps = &requested_ps; 1663 1664 kv_update_requested_ps(rdev, new_ps); 1665 1666 kv_apply_state_adjust_rules(rdev, 1667 &pi->requested_rps, 1668 &pi->current_rps); 1669 1670 return 0; 1671} 1672 1673int kv_dpm_set_power_state(struct radeon_device *rdev) 1674{ 1675 struct kv_power_info *pi = kv_get_pi(rdev); 1676 struct radeon_ps *new_ps = &pi->requested_rps; 1677 struct radeon_ps *old_ps = &pi->current_rps; 1678 int ret; 1679 1680 if (pi->bapm_enable) { 1681 ret = kv_smc_bapm_enable(rdev, rdev->pm.dpm.ac_power); 1682 if (ret) { 1683 DRM_ERROR("kv_smc_bapm_enable failed\n"); 1684 return ret; 1685 } 1686 } 1687 1688 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { 1689 if (pi->enable_dpm) { 1690 kv_set_valid_clock_range(rdev, new_ps); 1691 kv_update_dfs_bypass_settings(rdev, new_ps); 1692 ret = kv_calculate_ds_divider(rdev); 1693 if (ret) { 1694 DRM_ERROR("kv_calculate_ds_divider failed\n"); 1695 return ret; 1696 } 1697 kv_calculate_nbps_level_settings(rdev); 1698 kv_calculate_dpm_settings(rdev); 1699 kv_force_lowest_valid(rdev); 1700 kv_enable_new_levels(rdev); 1701 kv_upload_dpm_settings(rdev); 1702 kv_program_nbps_index_settings(rdev, new_ps); 1703 kv_unforce_levels(rdev); 1704 kv_set_enabled_levels(rdev); 1705 kv_force_lowest_valid(rdev); 1706 kv_unforce_levels(rdev); 1707 1708 ret = kv_update_vce_dpm(rdev, new_ps, old_ps); 1709 if (ret) { 1710 DRM_ERROR("kv_update_vce_dpm failed\n"); 1711 return ret; 1712 } 1713 kv_update_sclk_t(rdev); 1714 if (rdev->family == CHIP_MULLINS) 1715 kv_enable_nb_dpm(rdev, true); 1716 } 1717 } else { 1718 if (pi->enable_dpm) { 1719 kv_set_valid_clock_range(rdev, new_ps); 1720 kv_update_dfs_bypass_settings(rdev, new_ps); 1721 ret = kv_calculate_ds_divider(rdev); 1722 if (ret) { 1723 DRM_ERROR("kv_calculate_ds_divider failed\n"); 1724 return ret; 1725 } 1726 kv_calculate_nbps_level_settings(rdev); 1727 kv_calculate_dpm_settings(rdev); 1728 kv_freeze_sclk_dpm(rdev, true); 1729 kv_upload_dpm_settings(rdev); 1730 kv_program_nbps_index_settings(rdev, new_ps); 1731 kv_freeze_sclk_dpm(rdev, false); 1732 kv_set_enabled_levels(rdev); 1733 ret = kv_update_vce_dpm(rdev, new_ps, old_ps); 1734 if (ret) { 1735 DRM_ERROR("kv_update_vce_dpm failed\n"); 1736 return ret; 1737 } 1738 kv_update_acp_boot_level(rdev); 1739 kv_update_sclk_t(rdev); 1740 kv_enable_nb_dpm(rdev, true); 1741 } 1742 } 1743 1744 return 0; 1745} 1746 1747void kv_dpm_post_set_power_state(struct radeon_device *rdev) 1748{ 1749 struct kv_power_info *pi = kv_get_pi(rdev); 1750 struct radeon_ps *new_ps = &pi->requested_rps; 1751 1752 kv_update_current_ps(rdev, new_ps); 1753} 1754 1755void kv_dpm_setup_asic(struct radeon_device *rdev) 1756{ 1757 sumo_take_smu_control(rdev, true); 1758 kv_init_powergate_state(rdev); 1759 kv_init_sclk_t(rdev); 1760} 1761 1762//XXX use sumo_dpm_display_configuration_changed 1763 1764static void kv_construct_max_power_limits_table(struct radeon_device *rdev, 1765 struct radeon_clock_and_voltage_limits *table) 1766{ 1767 struct kv_power_info *pi = kv_get_pi(rdev); 1768 1769 if (pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries > 0) { 1770 int idx = pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries - 1; 1771 table->sclk = 1772 pi->sys_info.sclk_voltage_mapping_table.entries[idx].sclk_frequency; 1773 table->vddc = 1774 kv_convert_2bit_index_to_voltage(rdev, 1775 pi->sys_info.sclk_voltage_mapping_table.entries[idx].vid_2bit); 1776 } 1777 1778 table->mclk = pi->sys_info.nbp_memory_clock[0]; 1779} 1780 1781static void kv_patch_voltage_values(struct radeon_device *rdev) 1782{ 1783 int i; 1784 struct radeon_uvd_clock_voltage_dependency_table *uvd_table = 1785 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table; 1786 struct radeon_vce_clock_voltage_dependency_table *vce_table = 1787 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table; 1788 struct radeon_clock_voltage_dependency_table *samu_table = 1789 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table; 1790 struct radeon_clock_voltage_dependency_table *acp_table = 1791 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table; 1792 1793 if (uvd_table->count) { 1794 for (i = 0; i < uvd_table->count; i++) 1795 uvd_table->entries[i].v = 1796 kv_convert_8bit_index_to_voltage(rdev, 1797 uvd_table->entries[i].v); 1798 } 1799 1800 if (vce_table->count) { 1801 for (i = 0; i < vce_table->count; i++) 1802 vce_table->entries[i].v = 1803 kv_convert_8bit_index_to_voltage(rdev, 1804 vce_table->entries[i].v); 1805 } 1806 1807 if (samu_table->count) { 1808 for (i = 0; i < samu_table->count; i++) 1809 samu_table->entries[i].v = 1810 kv_convert_8bit_index_to_voltage(rdev, 1811 samu_table->entries[i].v); 1812 } 1813 1814 if (acp_table->count) { 1815 for (i = 0; i < acp_table->count; i++) 1816 acp_table->entries[i].v = 1817 kv_convert_8bit_index_to_voltage(rdev, 1818 acp_table->entries[i].v); 1819 } 1820 1821} 1822 1823static void kv_construct_boot_state(struct radeon_device *rdev) 1824{ 1825 struct kv_power_info *pi = kv_get_pi(rdev); 1826 1827 pi->boot_pl.sclk = pi->sys_info.bootup_sclk; 1828 pi->boot_pl.vddc_index = pi->sys_info.bootup_nb_voltage_index; 1829 pi->boot_pl.ds_divider_index = 0; 1830 pi->boot_pl.ss_divider_index = 0; 1831 pi->boot_pl.allow_gnb_slow = 1; 1832 pi->boot_pl.force_nbp_state = 0; 1833 pi->boot_pl.display_wm = 0; 1834 pi->boot_pl.vce_wm = 0; 1835} 1836 1837static int kv_force_dpm_highest(struct radeon_device *rdev) 1838{ 1839 int ret; 1840 u32 enable_mask, i; 1841 1842 ret = kv_dpm_get_enable_mask(rdev, &enable_mask); 1843 if (ret) 1844 return ret; 1845 1846 for (i = SMU7_MAX_LEVELS_GRAPHICS - 1; i > 0; i--) { 1847 if (enable_mask & (1 << i)) 1848 break; 1849 } 1850 1851 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) 1852 return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i); 1853 else 1854 return kv_set_enabled_level(rdev, i); 1855} 1856 1857static int kv_force_dpm_lowest(struct radeon_device *rdev) 1858{ 1859 int ret; 1860 u32 enable_mask, i; 1861 1862 ret = kv_dpm_get_enable_mask(rdev, &enable_mask); 1863 if (ret) 1864 return ret; 1865 1866 for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) { 1867 if (enable_mask & (1 << i)) 1868 break; 1869 } 1870 1871 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) 1872 return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i); 1873 else 1874 return kv_set_enabled_level(rdev, i); 1875} 1876 1877static u8 kv_get_sleep_divider_id_from_clock(struct radeon_device *rdev, 1878 u32 sclk, u32 min_sclk_in_sr) 1879{ 1880 struct kv_power_info *pi = kv_get_pi(rdev); 1881 u32 i; 1882 u32 temp; 1883 u32 min = (min_sclk_in_sr > KV_MINIMUM_ENGINE_CLOCK) ? 1884 min_sclk_in_sr : KV_MINIMUM_ENGINE_CLOCK; 1885 1886 if (sclk < min) 1887 return 0; 1888 1889 if (!pi->caps_sclk_ds) 1890 return 0; 1891 1892 for (i = KV_MAX_DEEPSLEEP_DIVIDER_ID; i > 0; i--) { 1893 temp = sclk / sumo_get_sleep_divider_from_id(i); 1894 if (temp >= min) 1895 break; 1896 } 1897 1898 return (u8)i; 1899} 1900 1901static int kv_get_high_voltage_limit(struct radeon_device *rdev, int *limit) 1902{ 1903 struct kv_power_info *pi = kv_get_pi(rdev); 1904 struct radeon_clock_voltage_dependency_table *table = 1905 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 1906 int i; 1907 1908 if (table && table->count) { 1909 for (i = table->count - 1; i >= 0; i--) { 1910 if (pi->high_voltage_t && 1911 (kv_convert_8bit_index_to_voltage(rdev, table->entries[i].v) <= 1912 pi->high_voltage_t)) { 1913 *limit = i; 1914 return 0; 1915 } 1916 } 1917 } else { 1918 struct sumo_sclk_voltage_mapping_table *table = 1919 &pi->sys_info.sclk_voltage_mapping_table; 1920 1921 for (i = table->num_max_dpm_entries - 1; i >= 0; i--) { 1922 if (pi->high_voltage_t && 1923 (kv_convert_2bit_index_to_voltage(rdev, table->entries[i].vid_2bit) <= 1924 pi->high_voltage_t)) { 1925 *limit = i; 1926 return 0; 1927 } 1928 } 1929 } 1930 1931 *limit = 0; 1932 return 0; 1933} 1934 1935static void kv_apply_state_adjust_rules(struct radeon_device *rdev, 1936 struct radeon_ps *new_rps, 1937 struct radeon_ps *old_rps) 1938{ 1939 struct kv_ps *ps = kv_get_ps(new_rps); 1940 struct kv_power_info *pi = kv_get_pi(rdev); 1941 u32 min_sclk = 10000; /* ??? */ 1942 u32 sclk, mclk = 0; 1943 int i, limit; 1944 bool force_high; 1945 struct radeon_clock_voltage_dependency_table *table = 1946 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 1947 u32 stable_p_state_sclk = 0; 1948 struct radeon_clock_and_voltage_limits *max_limits = 1949 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 1950 1951 if (new_rps->vce_active) { 1952 new_rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk; 1953 new_rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk; 1954 } else { 1955 new_rps->evclk = 0; 1956 new_rps->ecclk = 0; 1957 } 1958 1959 mclk = max_limits->mclk; 1960 sclk = min_sclk; 1961 1962 if (pi->caps_stable_p_state) { 1963 stable_p_state_sclk = (max_limits->sclk * 75) / 100; 1964 1965 for (i = table->count - 1; i >= 0; i--) { 1966 if (stable_p_state_sclk >= table->entries[i].clk) { 1967 stable_p_state_sclk = table->entries[i].clk; 1968 break; 1969 } 1970 } 1971 1972 if (i > 0) 1973 stable_p_state_sclk = table->entries[0].clk; 1974 1975 sclk = stable_p_state_sclk; 1976 } 1977 1978 if (new_rps->vce_active) { 1979 if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk) 1980 sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk; 1981 } 1982 1983 ps->need_dfs_bypass = true; 1984 1985 for (i = 0; i < ps->num_levels; i++) { 1986 if (ps->levels[i].sclk < sclk) 1987 ps->levels[i].sclk = sclk; 1988 } 1989 1990 if (table && table->count) { 1991 for (i = 0; i < ps->num_levels; i++) { 1992 if (pi->high_voltage_t && 1993 (pi->high_voltage_t < 1994 kv_convert_8bit_index_to_voltage(rdev, ps->levels[i].vddc_index))) { 1995 kv_get_high_voltage_limit(rdev, &limit); 1996 ps->levels[i].sclk = table->entries[limit].clk; 1997 } 1998 } 1999 } else { 2000 struct sumo_sclk_voltage_mapping_table *table = 2001 &pi->sys_info.sclk_voltage_mapping_table; 2002 2003 for (i = 0; i < ps->num_levels; i++) { 2004 if (pi->high_voltage_t && 2005 (pi->high_voltage_t < 2006 kv_convert_8bit_index_to_voltage(rdev, ps->levels[i].vddc_index))) { 2007 kv_get_high_voltage_limit(rdev, &limit); 2008 ps->levels[i].sclk = table->entries[limit].sclk_frequency; 2009 } 2010 } 2011 } 2012 2013 if (pi->caps_stable_p_state) { 2014 for (i = 0; i < ps->num_levels; i++) { 2015 ps->levels[i].sclk = stable_p_state_sclk; 2016 } 2017 } 2018 2019 pi->video_start = new_rps->dclk || new_rps->vclk || 2020 new_rps->evclk || new_rps->ecclk; 2021 2022 if ((new_rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 2023 ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) 2024 pi->battery_state = true; 2025 else 2026 pi->battery_state = false; 2027 2028 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { 2029 ps->dpm0_pg_nb_ps_lo = 0x1; 2030 ps->dpm0_pg_nb_ps_hi = 0x0; 2031 ps->dpmx_nb_ps_lo = 0x1; 2032 ps->dpmx_nb_ps_hi = 0x0; 2033 } else { 2034 ps->dpm0_pg_nb_ps_lo = 0x3; 2035 ps->dpm0_pg_nb_ps_hi = 0x0; 2036 ps->dpmx_nb_ps_lo = 0x3; 2037 ps->dpmx_nb_ps_hi = 0x0; 2038 2039 if (pi->sys_info.nb_dpm_enable) { 2040 force_high = (mclk >= pi->sys_info.nbp_memory_clock[3]) || 2041 pi->video_start || (rdev->pm.dpm.new_active_crtc_count >= 3) || 2042 pi->disable_nb_ps3_in_battery; 2043 ps->dpm0_pg_nb_ps_lo = force_high ? 0x2 : 0x3; 2044 ps->dpm0_pg_nb_ps_hi = 0x2; 2045 ps->dpmx_nb_ps_lo = force_high ? 0x2 : 0x3; 2046 ps->dpmx_nb_ps_hi = 0x2; 2047 } 2048 } 2049} 2050 2051static void kv_dpm_power_level_enabled_for_throttle(struct radeon_device *rdev, 2052 u32 index, bool enable) 2053{ 2054 struct kv_power_info *pi = kv_get_pi(rdev); 2055 2056 pi->graphics_level[index].EnabledForThrottle = enable ? 1 : 0; 2057} 2058 2059static int kv_calculate_ds_divider(struct radeon_device *rdev) 2060{ 2061 struct kv_power_info *pi = kv_get_pi(rdev); 2062 u32 sclk_in_sr = 10000; /* ??? */ 2063 u32 i; 2064 2065 if (pi->lowest_valid > pi->highest_valid) 2066 return -EINVAL; 2067 2068 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { 2069 pi->graphics_level[i].DeepSleepDivId = 2070 kv_get_sleep_divider_id_from_clock(rdev, 2071 be32_to_cpu(pi->graphics_level[i].SclkFrequency), 2072 sclk_in_sr); 2073 } 2074 return 0; 2075} 2076 2077static int kv_calculate_nbps_level_settings(struct radeon_device *rdev) 2078{ 2079 struct kv_power_info *pi = kv_get_pi(rdev); 2080 u32 i; 2081 bool force_high; 2082 struct radeon_clock_and_voltage_limits *max_limits = 2083 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 2084 u32 mclk = max_limits->mclk; 2085 2086 if (pi->lowest_valid > pi->highest_valid) 2087 return -EINVAL; 2088 2089 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { 2090 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { 2091 pi->graphics_level[i].GnbSlow = 1; 2092 pi->graphics_level[i].ForceNbPs1 = 0; 2093 pi->graphics_level[i].UpH = 0; 2094 } 2095 2096 if (!pi->sys_info.nb_dpm_enable) 2097 return 0; 2098 2099 force_high = ((mclk >= pi->sys_info.nbp_memory_clock[3]) || 2100 (rdev->pm.dpm.new_active_crtc_count >= 3) || pi->video_start); 2101 2102 if (force_high) { 2103 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) 2104 pi->graphics_level[i].GnbSlow = 0; 2105 } else { 2106 if (pi->battery_state) 2107 pi->graphics_level[0].ForceNbPs1 = 1; 2108 2109 pi->graphics_level[1].GnbSlow = 0; 2110 pi->graphics_level[2].GnbSlow = 0; 2111 pi->graphics_level[3].GnbSlow = 0; 2112 pi->graphics_level[4].GnbSlow = 0; 2113 } 2114 } else { 2115 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { 2116 pi->graphics_level[i].GnbSlow = 1; 2117 pi->graphics_level[i].ForceNbPs1 = 0; 2118 pi->graphics_level[i].UpH = 0; 2119 } 2120 2121 if (pi->sys_info.nb_dpm_enable && pi->battery_state) { 2122 pi->graphics_level[pi->lowest_valid].UpH = 0x28; 2123 pi->graphics_level[pi->lowest_valid].GnbSlow = 0; 2124 if (pi->lowest_valid != pi->highest_valid) 2125 pi->graphics_level[pi->lowest_valid].ForceNbPs1 = 1; 2126 } 2127 } 2128 return 0; 2129} 2130 2131static int kv_calculate_dpm_settings(struct radeon_device *rdev) 2132{ 2133 struct kv_power_info *pi = kv_get_pi(rdev); 2134 u32 i; 2135 2136 if (pi->lowest_valid > pi->highest_valid) 2137 return -EINVAL; 2138 2139 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) 2140 pi->graphics_level[i].DisplayWatermark = (i == pi->highest_valid) ? 1 : 0; 2141 2142 return 0; 2143} 2144 2145static void kv_init_graphics_levels(struct radeon_device *rdev) 2146{ 2147 struct kv_power_info *pi = kv_get_pi(rdev); 2148 u32 i; 2149 struct radeon_clock_voltage_dependency_table *table = 2150 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk; 2151 2152 if (table && table->count) { 2153 u32 vid_2bit; 2154 2155 pi->graphics_dpm_level_count = 0; 2156 for (i = 0; i < table->count; i++) { 2157 if (pi->high_voltage_t && 2158 (pi->high_voltage_t < 2159 kv_convert_8bit_index_to_voltage(rdev, table->entries[i].v))) 2160 break; 2161 2162 kv_set_divider_value(rdev, i, table->entries[i].clk); 2163 vid_2bit = kv_convert_vid7_to_vid2(rdev, 2164 &pi->sys_info.vid_mapping_table, 2165 table->entries[i].v); 2166 kv_set_vid(rdev, i, vid_2bit); 2167 kv_set_at(rdev, i, pi->at[i]); 2168 kv_dpm_power_level_enabled_for_throttle(rdev, i, true); 2169 pi->graphics_dpm_level_count++; 2170 } 2171 } else { 2172 struct sumo_sclk_voltage_mapping_table *table = 2173 &pi->sys_info.sclk_voltage_mapping_table; 2174 2175 pi->graphics_dpm_level_count = 0; 2176 for (i = 0; i < table->num_max_dpm_entries; i++) { 2177 if (pi->high_voltage_t && 2178 pi->high_voltage_t < 2179 kv_convert_2bit_index_to_voltage(rdev, table->entries[i].vid_2bit)) 2180 break; 2181 2182 kv_set_divider_value(rdev, i, table->entries[i].sclk_frequency); 2183 kv_set_vid(rdev, i, table->entries[i].vid_2bit); 2184 kv_set_at(rdev, i, pi->at[i]); 2185 kv_dpm_power_level_enabled_for_throttle(rdev, i, true); 2186 pi->graphics_dpm_level_count++; 2187 } 2188 } 2189 2190 for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) 2191 kv_dpm_power_level_enable(rdev, i, false); 2192} 2193 2194static void kv_enable_new_levels(struct radeon_device *rdev) 2195{ 2196 struct kv_power_info *pi = kv_get_pi(rdev); 2197 u32 i; 2198 2199 for (i = 0; i < SMU7_MAX_LEVELS_GRAPHICS; i++) { 2200 if (i >= pi->lowest_valid && i <= pi->highest_valid) 2201 kv_dpm_power_level_enable(rdev, i, true); 2202 } 2203} 2204 2205static int kv_set_enabled_level(struct radeon_device *rdev, u32 level) 2206{ 2207 u32 new_mask = (1 << level); 2208 2209 return kv_send_msg_to_smc_with_parameter(rdev, 2210 PPSMC_MSG_SCLKDPM_SetEnabledMask, 2211 new_mask); 2212} 2213 2214static int kv_set_enabled_levels(struct radeon_device *rdev) 2215{ 2216 struct kv_power_info *pi = kv_get_pi(rdev); 2217 u32 i, new_mask = 0; 2218 2219 for (i = pi->lowest_valid; i <= pi->highest_valid; i++) 2220 new_mask |= (1 << i); 2221 2222 return kv_send_msg_to_smc_with_parameter(rdev, 2223 PPSMC_MSG_SCLKDPM_SetEnabledMask, 2224 new_mask); 2225} 2226 2227static void kv_program_nbps_index_settings(struct radeon_device *rdev, 2228 struct radeon_ps *new_rps) 2229{ 2230 struct kv_ps *new_ps = kv_get_ps(new_rps); 2231 struct kv_power_info *pi = kv_get_pi(rdev); 2232 u32 nbdpmconfig1; 2233 2234 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) 2235 return; 2236 2237 if (pi->sys_info.nb_dpm_enable) { 2238 nbdpmconfig1 = RREG32_SMC(NB_DPM_CONFIG_1); 2239 nbdpmconfig1 &= ~(Dpm0PgNbPsLo_MASK | Dpm0PgNbPsHi_MASK | 2240 DpmXNbPsLo_MASK | DpmXNbPsHi_MASK); 2241 nbdpmconfig1 |= (Dpm0PgNbPsLo(new_ps->dpm0_pg_nb_ps_lo) | 2242 Dpm0PgNbPsHi(new_ps->dpm0_pg_nb_ps_hi) | 2243 DpmXNbPsLo(new_ps->dpmx_nb_ps_lo) | 2244 DpmXNbPsHi(new_ps->dpmx_nb_ps_hi)); 2245 WREG32_SMC(NB_DPM_CONFIG_1, nbdpmconfig1); 2246 } 2247} 2248 2249static int kv_set_thermal_temperature_range(struct radeon_device *rdev, 2250 int min_temp, int max_temp) 2251{ 2252 int low_temp = 0 * 1000; 2253 int high_temp = 255 * 1000; 2254 u32 tmp; 2255 2256 if (low_temp < min_temp) 2257 low_temp = min_temp; 2258 if (high_temp > max_temp) 2259 high_temp = max_temp; 2260 if (high_temp < low_temp) { 2261 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); 2262 return -EINVAL; 2263 } 2264 2265 tmp = RREG32_SMC(CG_THERMAL_INT_CTRL); 2266 tmp &= ~(DIG_THERM_INTH_MASK | DIG_THERM_INTL_MASK); 2267 tmp |= (DIG_THERM_INTH(49 + (high_temp / 1000)) | 2268 DIG_THERM_INTL(49 + (low_temp / 1000))); 2269 WREG32_SMC(CG_THERMAL_INT_CTRL, tmp); 2270 2271 rdev->pm.dpm.thermal.min_temp = low_temp; 2272 rdev->pm.dpm.thermal.max_temp = high_temp; 2273 2274 return 0; 2275} 2276 2277union igp_info { 2278 struct _ATOM_INTEGRATED_SYSTEM_INFO info; 2279 struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2; 2280 struct _ATOM_INTEGRATED_SYSTEM_INFO_V5 info_5; 2281 struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6; 2282 struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7; 2283 struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_8 info_8; 2284}; 2285 2286static int kv_parse_sys_info_table(struct radeon_device *rdev) 2287{ 2288 struct kv_power_info *pi = kv_get_pi(rdev); 2289 struct radeon_mode_info *mode_info = &rdev->mode_info; 2290 int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo); 2291 union igp_info *igp_info; 2292 u8 frev, crev; 2293 u16 data_offset; 2294 int i; 2295 2296 if (atom_parse_data_header(mode_info->atom_context, index, NULL, 2297 &frev, &crev, &data_offset)) { 2298 igp_info = (union igp_info *)(mode_info->atom_context->bios + 2299 data_offset); 2300 2301 if (crev != 8) { 2302 DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev); 2303 return -EINVAL; 2304 } 2305 pi->sys_info.bootup_sclk = le32_to_cpu(igp_info->info_8.ulBootUpEngineClock); 2306 pi->sys_info.bootup_uma_clk = le32_to_cpu(igp_info->info_8.ulBootUpUMAClock); 2307 pi->sys_info.bootup_nb_voltage_index = 2308 le16_to_cpu(igp_info->info_8.usBootUpNBVoltage); 2309 if (igp_info->info_8.ucHtcTmpLmt == 0) 2310 pi->sys_info.htc_tmp_lmt = 203; 2311 else 2312 pi->sys_info.htc_tmp_lmt = igp_info->info_8.ucHtcTmpLmt; 2313 if (igp_info->info_8.ucHtcHystLmt == 0) 2314 pi->sys_info.htc_hyst_lmt = 5; 2315 else 2316 pi->sys_info.htc_hyst_lmt = igp_info->info_8.ucHtcHystLmt; 2317 if (pi->sys_info.htc_tmp_lmt <= pi->sys_info.htc_hyst_lmt) { 2318 DRM_ERROR("The htcTmpLmt should be larger than htcHystLmt.\n"); 2319 } 2320 2321 if (le32_to_cpu(igp_info->info_8.ulSystemConfig) & (1 << 3)) 2322 pi->sys_info.nb_dpm_enable = true; 2323 else 2324 pi->sys_info.nb_dpm_enable = false; 2325 2326 for (i = 0; i < KV_NUM_NBPSTATES; i++) { 2327 pi->sys_info.nbp_memory_clock[i] = 2328 le32_to_cpu(igp_info->info_8.ulNbpStateMemclkFreq[i]); 2329 pi->sys_info.nbp_n_clock[i] = 2330 le32_to_cpu(igp_info->info_8.ulNbpStateNClkFreq[i]); 2331 } 2332 if (le32_to_cpu(igp_info->info_8.ulGPUCapInfo) & 2333 SYS_INFO_GPUCAPS__ENABEL_DFS_BYPASS) 2334 pi->caps_enable_dfs_bypass = true; 2335 2336 sumo_construct_sclk_voltage_mapping_table(rdev, 2337 &pi->sys_info.sclk_voltage_mapping_table, 2338 igp_info->info_8.sAvail_SCLK); 2339 2340 sumo_construct_vid_mapping_table(rdev, 2341 &pi->sys_info.vid_mapping_table, 2342 igp_info->info_8.sAvail_SCLK); 2343 2344 kv_construct_max_power_limits_table(rdev, 2345 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac); 2346 } 2347 return 0; 2348} 2349 2350union power_info { 2351 struct _ATOM_POWERPLAY_INFO info; 2352 struct _ATOM_POWERPLAY_INFO_V2 info_2; 2353 struct _ATOM_POWERPLAY_INFO_V3 info_3; 2354 struct _ATOM_PPLIB_POWERPLAYTABLE pplib; 2355 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; 2356 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; 2357}; 2358 2359union pplib_clock_info { 2360 struct _ATOM_PPLIB_R600_CLOCK_INFO r600; 2361 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780; 2362 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen; 2363 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo; 2364}; 2365 2366union pplib_power_state { 2367 struct _ATOM_PPLIB_STATE v1; 2368 struct _ATOM_PPLIB_STATE_V2 v2; 2369}; 2370 2371static void kv_patch_boot_state(struct radeon_device *rdev, 2372 struct kv_ps *ps) 2373{ 2374 struct kv_power_info *pi = kv_get_pi(rdev); 2375 2376 ps->num_levels = 1; 2377 ps->levels[0] = pi->boot_pl; 2378} 2379 2380static void kv_parse_pplib_non_clock_info(struct radeon_device *rdev, 2381 struct radeon_ps *rps, 2382 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info, 2383 u8 table_rev) 2384{ 2385 struct kv_ps *ps = kv_get_ps(rps); 2386 2387 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings); 2388 rps->class = le16_to_cpu(non_clock_info->usClassification); 2389 rps->class2 = le16_to_cpu(non_clock_info->usClassification2); 2390 2391 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) { 2392 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK); 2393 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK); 2394 } else { 2395 rps->vclk = 0; 2396 rps->dclk = 0; 2397 } 2398 2399 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) { 2400 rdev->pm.dpm.boot_ps = rps; 2401 kv_patch_boot_state(rdev, ps); 2402 } 2403 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 2404 rdev->pm.dpm.uvd_ps = rps; 2405} 2406 2407static void kv_parse_pplib_clock_info(struct radeon_device *rdev, 2408 struct radeon_ps *rps, int index, 2409 union pplib_clock_info *clock_info) 2410{ 2411 struct kv_power_info *pi = kv_get_pi(rdev); 2412 struct kv_ps *ps = kv_get_ps(rps); 2413 struct kv_pl *pl = &ps->levels[index]; 2414 u32 sclk; 2415 2416 sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow); 2417 sclk |= clock_info->sumo.ucEngineClockHigh << 16; 2418 pl->sclk = sclk; 2419 pl->vddc_index = clock_info->sumo.vddcIndex; 2420 2421 ps->num_levels = index + 1; 2422 2423 if (pi->caps_sclk_ds) { 2424 pl->ds_divider_index = 5; 2425 pl->ss_divider_index = 5; 2426 } 2427} 2428 2429static int kv_parse_power_table(struct radeon_device *rdev) 2430{ 2431 struct radeon_mode_info *mode_info = &rdev->mode_info; 2432 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info; 2433 union pplib_power_state *power_state; 2434 int i, j, k, non_clock_array_index, clock_array_index; 2435 union pplib_clock_info *clock_info; 2436 struct _StateArray *state_array; 2437 struct _ClockInfoArray *clock_info_array; 2438 struct _NonClockInfoArray *non_clock_info_array; 2439 union power_info *power_info; 2440 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 2441 u16 data_offset; 2442 u8 frev, crev; 2443 u8 *power_state_offset; 2444 struct kv_ps *ps; 2445 2446 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 2447 &frev, &crev, &data_offset)) 2448 return -EINVAL; 2449 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); 2450 2451 state_array = (struct _StateArray *) 2452 (mode_info->atom_context->bios + data_offset + 2453 le16_to_cpu(power_info->pplib.usStateArrayOffset)); 2454 clock_info_array = (struct _ClockInfoArray *) 2455 (mode_info->atom_context->bios + data_offset + 2456 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset)); 2457 non_clock_info_array = (struct _NonClockInfoArray *) 2458 (mode_info->atom_context->bios + data_offset + 2459 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset)); 2460 2461 rdev->pm.dpm.ps = kcalloc(state_array->ucNumEntries, 2462 sizeof(struct radeon_ps), 2463 GFP_KERNEL); 2464 if (!rdev->pm.dpm.ps) 2465 return -ENOMEM; 2466 power_state_offset = (u8 *)state_array->states; 2467 for (i = 0; i < state_array->ucNumEntries; i++) { 2468 u8 *idx; 2469 power_state = (union pplib_power_state *)power_state_offset; 2470 non_clock_array_index = power_state->v2.nonClockInfoIndex; 2471 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) 2472 &non_clock_info_array->nonClockInfo[non_clock_array_index]; 2473 if (!rdev->pm.power_state[i].clock_info) 2474 return -EINVAL; 2475 ps = kzalloc(sizeof(struct kv_ps), GFP_KERNEL); 2476 if (ps == NULL) { 2477 kfree(rdev->pm.dpm.ps); 2478 return -ENOMEM; 2479 } 2480 rdev->pm.dpm.ps[i].ps_priv = ps; 2481 k = 0; 2482 idx = (u8 *)&power_state->v2.clockInfoIndex[0]; 2483 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) { 2484 clock_array_index = idx[j]; 2485 if (clock_array_index >= clock_info_array->ucNumEntries) 2486 continue; 2487 if (k >= SUMO_MAX_HARDWARE_POWERLEVELS) 2488 break; 2489 clock_info = (union pplib_clock_info *) 2490 ((u8 *)&clock_info_array->clockInfo[0] + 2491 (clock_array_index * clock_info_array->ucEntrySize)); 2492 kv_parse_pplib_clock_info(rdev, 2493 &rdev->pm.dpm.ps[i], k, 2494 clock_info); 2495 k++; 2496 } 2497 kv_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], 2498 non_clock_info, 2499 non_clock_info_array->ucEntrySize); 2500 power_state_offset += 2 + power_state->v2.ucNumDPMLevels; 2501 } 2502 rdev->pm.dpm.num_ps = state_array->ucNumEntries; 2503 2504 /* fill in the vce power states */ 2505 for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) { 2506 u32 sclk; 2507 clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx; 2508 clock_info = (union pplib_clock_info *) 2509 &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize]; 2510 sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow); 2511 sclk |= clock_info->sumo.ucEngineClockHigh << 16; 2512 rdev->pm.dpm.vce_states[i].sclk = sclk; 2513 rdev->pm.dpm.vce_states[i].mclk = 0; 2514 } 2515 2516 return 0; 2517} 2518 2519int kv_dpm_init(struct radeon_device *rdev) 2520{ 2521 struct kv_power_info *pi; 2522 int ret, i; 2523 2524 pi = kzalloc(sizeof(struct kv_power_info), GFP_KERNEL); 2525 if (pi == NULL) 2526 return -ENOMEM; 2527 rdev->pm.dpm.priv = pi; 2528 2529 ret = r600_get_platform_caps(rdev); 2530 if (ret) 2531 return ret; 2532 2533 ret = r600_parse_extended_power_table(rdev); 2534 if (ret) 2535 return ret; 2536 2537 for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) 2538 pi->at[i] = TRINITY_AT_DFLT; 2539 2540 pi->sram_end = SMC_RAM_END; 2541 2542 /* Enabling nb dpm on an asrock system prevents dpm from working */ 2543 if (rdev->pdev->subsystem_vendor == 0x1849) 2544 pi->enable_nb_dpm = false; 2545 else 2546 pi->enable_nb_dpm = true; 2547 2548 pi->caps_power_containment = true; 2549 pi->caps_cac = true; 2550 pi->enable_didt = false; 2551 if (pi->enable_didt) { 2552 pi->caps_sq_ramping = true; 2553 pi->caps_db_ramping = true; 2554 pi->caps_td_ramping = true; 2555 pi->caps_tcp_ramping = true; 2556 } 2557 2558 pi->caps_sclk_ds = true; 2559 pi->enable_auto_thermal_throttling = true; 2560 pi->disable_nb_ps3_in_battery = false; 2561 if (radeon_bapm == -1) { 2562 /* only enable bapm on KB, ML by default */ 2563 if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) 2564 pi->bapm_enable = true; 2565 else 2566 pi->bapm_enable = false; 2567 } else if (radeon_bapm == 0) { 2568 pi->bapm_enable = false; 2569 } else { 2570 pi->bapm_enable = true; 2571 } 2572 pi->voltage_drop_t = 0; 2573 pi->caps_sclk_throttle_low_notification = false; 2574 pi->caps_fps = false; /* true? */ 2575 pi->caps_uvd_pg = true; 2576 pi->caps_uvd_dpm = true; 2577 pi->caps_vce_pg = false; /* XXX true */ 2578 pi->caps_samu_pg = false; 2579 pi->caps_acp_pg = false; 2580 pi->caps_stable_p_state = false; 2581 2582 ret = kv_parse_sys_info_table(rdev); 2583 if (ret) 2584 return ret; 2585 2586 kv_patch_voltage_values(rdev); 2587 kv_construct_boot_state(rdev); 2588 2589 ret = kv_parse_power_table(rdev); 2590 if (ret) 2591 return ret; 2592 2593 pi->enable_dpm = true; 2594 2595 return 0; 2596} 2597 2598void kv_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, 2599 struct seq_file *m) 2600{ 2601 struct kv_power_info *pi = kv_get_pi(rdev); 2602 u32 current_index = 2603 (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_SCLK_INDEX_MASK) >> 2604 CURR_SCLK_INDEX_SHIFT; 2605 u32 sclk, tmp; 2606 u16 vddc; 2607 2608 if (current_index >= SMU__NUM_SCLK_DPM_STATE) { 2609 seq_printf(m, "invalid dpm profile %d\n", current_index); 2610 } else { 2611 sclk = be32_to_cpu(pi->graphics_level[current_index].SclkFrequency); 2612 tmp = (RREG32_SMC(SMU_VOLTAGE_STATUS) & SMU_VOLTAGE_CURRENT_LEVEL_MASK) >> 2613 SMU_VOLTAGE_CURRENT_LEVEL_SHIFT; 2614 vddc = kv_convert_8bit_index_to_voltage(rdev, (u16)tmp); 2615 seq_printf(m, "uvd %sabled\n", pi->uvd_power_gated ? "dis" : "en"); 2616 seq_printf(m, "vce %sabled\n", pi->vce_power_gated ? "dis" : "en"); 2617 seq_printf(m, "power level %d sclk: %u vddc: %u\n", 2618 current_index, sclk, vddc); 2619 } 2620} 2621 2622u32 kv_dpm_get_current_sclk(struct radeon_device *rdev) 2623{ 2624 struct kv_power_info *pi = kv_get_pi(rdev); 2625 u32 current_index = 2626 (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_SCLK_INDEX_MASK) >> 2627 CURR_SCLK_INDEX_SHIFT; 2628 u32 sclk; 2629 2630 if (current_index >= SMU__NUM_SCLK_DPM_STATE) { 2631 return 0; 2632 } else { 2633 sclk = be32_to_cpu(pi->graphics_level[current_index].SclkFrequency); 2634 return sclk; 2635 } 2636} 2637 2638u32 kv_dpm_get_current_mclk(struct radeon_device *rdev) 2639{ 2640 struct kv_power_info *pi = kv_get_pi(rdev); 2641 2642 return pi->sys_info.bootup_uma_clk; 2643} 2644 2645void kv_dpm_print_power_state(struct radeon_device *rdev, 2646 struct radeon_ps *rps) 2647{ 2648 int i; 2649 struct kv_ps *ps = kv_get_ps(rps); 2650 2651 r600_dpm_print_class_info(rps->class, rps->class2); 2652 r600_dpm_print_cap_info(rps->caps); 2653 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); 2654 for (i = 0; i < ps->num_levels; i++) { 2655 struct kv_pl *pl = &ps->levels[i]; 2656 printk("\t\tpower level %d sclk: %u vddc: %u\n", 2657 i, pl->sclk, 2658 kv_convert_8bit_index_to_voltage(rdev, pl->vddc_index)); 2659 } 2660 r600_dpm_print_ps_status(rdev, rps); 2661} 2662 2663void kv_dpm_fini(struct radeon_device *rdev) 2664{ 2665 int i; 2666 2667 for (i = 0; i < rdev->pm.dpm.num_ps; i++) { 2668 kfree(rdev->pm.dpm.ps[i].ps_priv); 2669 } 2670 kfree(rdev->pm.dpm.ps); 2671 kfree(rdev->pm.dpm.priv); 2672 r600_free_extended_power_table(rdev); 2673} 2674 2675void kv_dpm_display_configuration_changed(struct radeon_device *rdev) 2676{ 2677 2678} 2679 2680u32 kv_dpm_get_sclk(struct radeon_device *rdev, bool low) 2681{ 2682 struct kv_power_info *pi = kv_get_pi(rdev); 2683 struct kv_ps *requested_state = kv_get_ps(&pi->requested_rps); 2684 2685 if (low) 2686 return requested_state->levels[0].sclk; 2687 else 2688 return requested_state->levels[requested_state->num_levels - 1].sclk; 2689} 2690 2691u32 kv_dpm_get_mclk(struct radeon_device *rdev, bool low) 2692{ 2693 struct kv_power_info *pi = kv_get_pi(rdev); 2694 2695 return pi->sys_info.bootup_uma_clk; 2696} 2697 2698